Cita APA (7a ed.)
Trowbridge, R. L. (1980). Champions of Freedom the Ludwig von Mises Lecture Series: M. Stanton Evans, Thomas Sowell, Arthur Shenfield, Christian Watrin, Walter E.Williams (1. ed.). College Press.
Cita Chicago Style (17a ed.)
Trowbridge, Ronald L. Champions of Freedom the Ludwig Von Mises Lecture Series: M. Stanton Evans, Thomas Sowell, Arthur Shenfield, Christian Watrin, Walter E.Williams. 1. ed. Hillsdale: College Press, 1980.
Cita MLA (9a ed.)
Trowbridge, Ronald L. Champions of Freedom the Ludwig Von Mises Lecture Series: M. Stanton Evans, Thomas Sowell, Arthur Shenfield, Christian Watrin, Walter E.Williams. 1. ed. College Press, 1980.
Precaución: Estas citas no son 100% exactas.